Sign up to track nationally aired TV ad campaigns for Comcast/XFINITY, a Super Bowl advertiser. Competition for Comcast/XFINITY includes XFINITY On Demand, DIRECTV, DIRECTV Cinema, Time Warner Cable On Demand, Spectrum and the other brands in the Electronics & Communication: Cable, Satellite TV & ISP industry. You can connect with Comcast/XFINITY on Facebook, Twitter and YouTube or by phone at 1-800-XFINITY.